package com.example.yilanchatserver.business.freechat.config;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;

import java.util.concurrent.Executor;

@Configuration
@EnableAsync
public class AsyncConfig {

    @Value("${async.corePoolSize}")
    private int corePoolSize;

    @Value("${async.maxPoolSize}")
    private int maxPoolSize;

    @Value("${async.queueCapacity}")
    private int queueCapacity;

    @Value("${async.keepAliveSeconds}")
    private int keepAliveSeconds;

    @Bean
    public Executor asyncServiceExecutor(){
        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
        // 设置核心线程数
        executor.setCorePoolSize(corePoolSize);
        // 设置最大线程数
        executor.setMaxPoolSize(maxPoolSize);
        //配置队列大小
        executor.setQueueCapacity(queueCapacity);
        // 设置线程活跃时间（秒）
        executor.setKeepAliveSeconds(keepAliveSeconds);
        // 等待所有任务结束后再关闭线程池
        executor.setWaitForTasksToCompleteOnShutdown(true);
        //执行初始化
        executor.initialize();
        return executor;
    }


}